269 Zeilen
		
	
	
	
		
			8,7 KiB
		
	
	
	
		
			PHP
		
	
	
	
	
	
			
		
		
	
	
			269 Zeilen
		
	
	
	
		
			8,7 KiB
		
	
	
	
		
			PHP
		
	
	
	
	
	
| <?php
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| /**
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|  * Zend Framework
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|  *
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|  * LICENSE
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|  *
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|  * This source file is subject to the new BSD license that is bundled
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|  * with this package in the file LICENSE.txt.
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|  * It is also available through the world-wide-web at this URL:
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|  * http://framework.zend.com/license/new-bsd
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|  * If you did not receive a copy of the license and are unable to
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|  * obtain it through the world-wide-web, please send an email
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|  * to license@zend.com so we can send you a copy immediately.
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|  *
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|  * @category   Zend
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|  * @package    Zend_Controller
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|  * @subpackage Router
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|  * @copyright  Copyright (c) 2005-2011 Zend Technologies USA Inc. (http://www.zend.com)
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|  * @version    $Id$
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|  * @license    http://framework.zend.com/license/new-bsd     New BSD License
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|  */
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| 
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| /** Zend_Controller_Router_Route_Abstract */
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| require_once 'Zend/Controller/Router/Route/Abstract.php';
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| 
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| /**
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|  * Regex Route
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|  *
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|  * @package    Zend_Controller
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|  * @subpackage Router
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|  * @copyright  Copyright (c) 2005-2011 Zend Technologies USA Inc. (http://www.zend.com)
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|  * @license    http://framework.zend.com/license/new-bsd     New BSD License
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|  */
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| class Zend_Controller_Router_Route_Regex extends Zend_Controller_Router_Route_Abstract
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| {
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|     protected $_regex = null;
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|     protected $_defaults = array();
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|     protected $_reverse = null;
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|     protected $_map = array();
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|     protected $_values = array();
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| 
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|     /**
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|      * Instantiates route based on passed Zend_Config structure
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|      *
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|      * @param Zend_Config $config Configuration object
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|      */
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|     public static function getInstance(Zend_Config $config)
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|     {
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|         $defs = ($config->defaults instanceof Zend_Config) ? $config->defaults->toArray() : array();
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|         $map = ($config->map instanceof Zend_Config) ? $config->map->toArray() : array();
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|         $reverse = (isset($config->reverse)) ? $config->reverse : null;
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|         return new self($config->route, $defs, $map, $reverse);
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|     }
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| 
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|     public function __construct($route, $defaults = array(), $map = array(), $reverse = null)
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|     {
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|         $this->_regex    = $route;
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|         $this->_defaults = (array) $defaults;
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|         $this->_map      = (array) $map;
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|         $this->_reverse  = $reverse;
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|     }
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| 
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|     public function getVersion() {
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|         return 1;
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|     }
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| 
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|     /**
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|      * Matches a user submitted path with a previously defined route.
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|      * Assigns and returns an array of defaults on a successful match.
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|      *
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|      * @param  string $path Path used to match against this routing map
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|      * @return array|false  An array of assigned values or a false on a mismatch
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|      */
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|     public function match($path, $partial = false)
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|     {
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|         if (!$partial) {
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|             $path = trim(urldecode($path), '/');
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|             $regex = '#^' . $this->_regex . '$#i';
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|         } else {
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|             $regex = '#^' . $this->_regex . '#i';
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|         }
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| 
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|         $res = preg_match($regex, $path, $values);
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| 
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|         if ($res === 0) {
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|             return false;
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|         }
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| 
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|         if ($partial) {
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|             $this->setMatchedPath($values[0]);
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|         }
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| 
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|         // array_filter_key()? Why isn't this in a standard PHP function set yet? :)
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|         foreach ($values as $i => $value) {
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|             if (!is_int($i) || $i === 0) {
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|                 unset($values[$i]);
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|             }
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|         }
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| 
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|         $this->_values = $values;
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| 
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|         $values   = $this->_getMappedValues($values);
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|         $defaults = $this->_getMappedValues($this->_defaults, false, true);
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|         $return   = $values + $defaults;
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| 
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|         return $return;
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|     }
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| 
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|     /**
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|      * Maps numerically indexed array values to it's associative mapped counterpart.
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|      * Or vice versa. Uses user provided map array which consists of index => name
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|      * parameter mapping. If map is not found, it returns original array.
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|      *
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|      * Method strips destination type of keys form source array. Ie. if source array is
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|      * indexed numerically then every associative key will be stripped. Vice versa if reversed
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|      * is set to true.
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|      *
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|      * @param  array   $values Indexed or associative array of values to map
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|      * @param  boolean $reversed False means translation of index to association. True means reverse.
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|      * @param  boolean $preserve Should wrong type of keys be preserved or stripped.
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|      * @return array   An array of mapped values
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|      */
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|     protected function _getMappedValues($values, $reversed = false, $preserve = false)
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|     {
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|         if (count($this->_map) == 0) {
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|             return $values;
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|         }
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| 
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|         $return = array();
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| 
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|         foreach ($values as $key => $value) {
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|             if (is_int($key) && !$reversed) {
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|                 if (array_key_exists($key, $this->_map)) {
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|                     $index = $this->_map[$key];
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|                 } elseif (false === ($index = array_search($key, $this->_map))) {
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|                     $index = $key;
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|                 }
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|                 $return[$index] = $values[$key];
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|             } elseif ($reversed) {
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|                 $index = $key;
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|                 if (!is_int($key)) {
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|                     if (array_key_exists($key, $this->_map)) {
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|                         $index = $this->_map[$key];
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|                     } else {
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|                         $index = array_search($key, $this->_map, true);
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|                     }
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|                 }
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|                 if (false !== $index) {
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|                     $return[$index] = $values[$key];
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|                 }
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|             } elseif ($preserve) {
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|                 $return[$key] = $value;
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|             }
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|         }
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| 
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|         return $return;
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|     }
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| 
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|     /**
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|      * Assembles a URL path defined by this route
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|      *
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|      * @param  array $data An array of name (or index) and value pairs used as parameters
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|      * @return string Route path with user submitted parameters
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|      */
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|     public function assemble($data = array(), $reset = false, $encode = false, $partial = false)
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|     {
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|         if ($this->_reverse === null) {
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|             require_once 'Zend/Controller/Router/Exception.php';
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|             throw new Zend_Controller_Router_Exception('Cannot assemble. Reversed route is not specified.');
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|         }
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| 
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|         $defaultValuesMapped  = $this->_getMappedValues($this->_defaults, true, false);
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|         $matchedValuesMapped  = $this->_getMappedValues($this->_values, true, false);
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|         $dataValuesMapped     = $this->_getMappedValues($data, true, false);
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| 
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|         // handle resets, if so requested (By null value) to do so
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|         if (($resetKeys = array_search(null, $dataValuesMapped, true)) !== false) {
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|             foreach ((array) $resetKeys as $resetKey) {
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|                 if (isset($matchedValuesMapped[$resetKey])) {
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|                     unset($matchedValuesMapped[$resetKey]);
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|                     unset($dataValuesMapped[$resetKey]);
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|                 }
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|             }
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|         }
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| 
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|         // merge all the data together, first defaults, then values matched, then supplied
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|         $mergedData = $defaultValuesMapped;
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|         $mergedData = $this->_arrayMergeNumericKeys($mergedData, $matchedValuesMapped);
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|         $mergedData = $this->_arrayMergeNumericKeys($mergedData, $dataValuesMapped);
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| 
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|         if ($encode) {
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|             foreach ($mergedData as $key => &$value) {
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|                 $value = urlencode($value);
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|             }
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|         }
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| 
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|         ksort($mergedData);
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| 
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|         $return = @vsprintf($this->_reverse, $mergedData);
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| 
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|         if ($return === false) {
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|             require_once 'Zend/Controller/Router/Exception.php';
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|             throw new Zend_Controller_Router_Exception('Cannot assemble. Too few arguments?');
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|         }
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| 
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|         return $return;
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| 
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|     }
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| 
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|     /**
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|      * Return a single parameter of route's defaults
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|      *
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|      * @param string $name Array key of the parameter
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|      * @return string Previously set default
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|      */
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|     public function getDefault($name) {
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|         if (isset($this->_defaults[$name])) {
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|             return $this->_defaults[$name];
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|         }
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|     }
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| 
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|     /**
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|      * Return an array of defaults
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|      *
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|      * @return array Route defaults
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|      */
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|     public function getDefaults() {
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|         return $this->_defaults;
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|     }
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| 
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|     /**
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|      * Get all variables which are used by the route
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|      *
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|      * @return array
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|      */
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|     public function getVariables()
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|     {
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|         $variables = array();
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| 
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|         foreach ($this->_map as $key => $value) {
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|             if (is_numeric($key)) {
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|                 $variables[] = $value;
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|             } else {
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|                 $variables[] = $key;
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|             }
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|         }
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| 
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|         return $variables;
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|     }
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| 
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|     /**
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|      * _arrayMergeNumericKeys() - allows for a strict key (numeric's included) array_merge.
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|      * php's array_merge() lacks the ability to merge with numeric keys.
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|      *
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|      * @param array $array1
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|      * @param array $array2
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|      * @return array
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|      */
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|     protected function _arrayMergeNumericKeys(Array $array1, Array $array2)
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|     {
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|         $returnArray = $array1;
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|         foreach ($array2 as $array2Index => $array2Value) {
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|             $returnArray[$array2Index] = $array2Value;
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|         }
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|         return $returnArray;
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|     }
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| 
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| 
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| }
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